CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM's ownership history for BIIB

CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM currently holds 340.9K shares with a market value of $62.5M. It started holding BIIB on 2024-09-30. At its peak, it held 397.8K shares on 2024-12-31. Its highest holding value was $76.6M on 2024-09-30. At its lowest, it held 330.8K shares on 2025-12-31, with a value of $42.6M on 2025-06-30. In the recent 180 days, CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM has decreased its shares by 2.9K. In the recent year, CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM has decreased its shares by 44.2K.